Month of the year | Labelled on astrolabe |
---|---|
1. January : | Ian |
2. February : | Febr |
3. March : | Mar |
4. April : | Apr |
5. May : | May |
6. June : | I |
7. July : | Iuly |
8. August: | Aug |
9. September : | Sept |
10. October : | Oct |
11. November : | Nou |
12. December : | D |
The calendar is of the Western type. The vernal equinox falls
on the 9th day of March. [N.B: Date is decimal as date of
vernal equinox on some astrolabes can be measured to within
0.25 of a day]The calendar is divided into halves on each
side of the projection
The calendar is labelled: